Results of Operations and Financial Condition On August 6, 2026, Drilling Tools International Corporation (the “Company”) issued a press release announcing the Company’s financial and operating results for the second quarter ended June 30, 2026. A copy of the press release is furnished as Exhibit 99.1 hereto and incorporated herein by reference. The information in this report and the exhibits attached hereto shall not be deemed to be “filed” for purposes of the Securities Exchange Act of 1934…

Results of Operations and Financial Condition On May 7, 2026, Drilling Tools International Corporation (the “Company”) issued a press release announcing the Company’s financial and operating results for the first quarter ended March 31, 2026. A copy of the press release is furnished as Exhibit 99.1 hereto and incorporated herein by reference. The information in this report and the exhibits attached hereto shall not be deemed to be “filed” for purposes of the Securities Exchange Act of 1934 (t…

Director — Thomas M. 'Roe' Patterson and C. Richard Vermillion: Two directors, Thomas M. 'Roe' Patterson and C. Richard Vermillion, did not seek reelection to the Board.

Results of Operations and Financial Condition On March 5, 2026, Drilling Tools International Corporation (the “Company”) issued a press release announcing the Company’s financial and operating results for the fourth quarter and fiscal year ended December 31, 2025. A copy of the press release is furnished as Exhibit 99.1 hereto and incorporated herein by reference. The information in this report and the exhibits attached hereto shall not be deemed to be “filed” for purposes of the Securities E…

Director — Ira H. Green, Jr.: Appointment of a new director to fill the vacancy following the passing of Mr. Thomas Hicks.

Director — Thomas M. 'Roe' Patterson: Mr. Thomas M. 'Roe' Patterson decided to end his tenure as a director, effective with the next annual meeting of stockholders.

Chairman of the Board — Thomas Hicks: Mr. Thomas Hicks, the Chairman of the Board, passed away.

Results of Operations and Financial Condition On November 6, 2025, Drilling Tools International Corporation (the “Company”) issued a press release announcing the Company’s financial and operating results for the third quarter ended September 30, 2025. A copy of the press release is furnished as Exhibit 99.1 hereto and incorporated herein by reference. The information in this report and the exhibits attached hereto shall not be deemed to be “filed” for purposes of the Securities Exchange Act o…

Results of Operations and Financial Condition On August 31, 2025, Drilling Tools International Corporation (the “Company”) issued a press release announcing the Company’s financial and operating results for the second quarter ended June 30, 2025. A copy of the press release is furnished as Exhibit 99.1 hereto and incorporated herein by reference. The information in this report and the exhibits attached hereto shall not be deemed to be “filed” for purposes of the Securities Exchange Act of 193…

Changes in Registrant’s Certifying Accountant. The Audit Committee (the “Committee”) of the Board of Directors of Drilling Tools International Corporation (the “Company”) has conducted a competitive selection process to determine the Company’s independent registered public accounting firm for the fiscal year ending December 31, 2025. As a result of this process, following the review and evaluation of proposals from participating firms, on May 15, 2025, the Committee approved the appointment o…

Results of Operations and Financial Condition On May 13, 2025, Drilling Tools International Corporation (the “Company”) issued a press release announcing the Company’s financial and operating results for the first quarter ended March 31, 2025. A copy of the press release is furnished as Exhibit 99.1 hereto and incorporated herein by reference. The information in this report and the exhibits attached hereto shall not be deemed to be “filed” for purposes of the Securities Exchange Act of 1934 (…

Results of Operations and Financial Condition On May 13, 2025, Drilling Tools International Corporation (the “Company”) issued a press release announcing the Company’s financial and operating results for the first quarter ended March 31, 2025. A copy of the press release is furnished as Exhibit 99.1 hereto and incorporated herein by reference. The information in this report and the exhibits attached hereto shall not be deemed to be “filed” for purposes of the Securities Exchange Act of 1934 (…

Results of Operations and Financial Condition On March 13, 2025, Drilling Tools International Corporation (the “Company”) issued a press release announcing the Company’s financial and operating results for the fourth quarter and fiscal year ended December 31, 2024. A copy of the press release is furnished as Exhibit 99.1 hereto and incorporated herein by reference. The information in this report and the exhibits attached hereto shall not be deemed to be “filed” for purposes of the Securities…

Results of Operations and Financial Condition. On November 13, 2024, Drilling Tools International Corporation (the “ Company ”) issued a press release (the “ Press Release ”) announcing the Company’s financial and operating results for the third quarter ended September 30, 2024. A copy of the Press Release is furnished as Exhibit 99.1 hereto and incorporated herein by reference. The information provided in Current Report on Form 8-K and the exhibits attached hereto shall not be deemed to be “…

Regulation FD Disclosure. On October 3, 2024, Drilling Tools International Corporation (the “ Company ”) issued a press release (the “ Press Release ”) announcing the closing of its acquisition of European Drilling Systems Holding B.V., a private company with limited liability, registered in the Dutch Commercial Register under no. 37084166 (“ EDP ”). A copy of the Press Release is attached hereto as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated into this

Results of Operations and Financial Condition The information included in

Completion of Acquisition or Disposition of Assets As previously announced, on March 6, 2024, Drilling Tools International Corporation (“ DTI ” or the “ Company ”), Superior Drilling Products, Inc., a Utah corporation (“ SDPI ”), DTI Merger Sub I, Inc., a Delaware corporation and direct wholly owned subsidiary of DTI (“ Merger Sub I ”), and DTI Merger Sub II, LLC, a Delaware limited liability company and direct wholly owned subsidiary of DTI (“ Merger Sub II ”), entered into an Agreement and…

Regulation FD Disclosure On July 25, 2024, Drilling Tools International Corporation (“DTI” or the “Company”) and Superior Drilling Products, Inc. (“SDPI”) issued a joint press release announcing the election deadline for SDPI shareholders to elect the form of merger consideration they wish to receive in the upcoming acquisition of SDPI by DTI. A copy of the press release is furnished as Exhibit 99.1 hereto and incorporated herein by reference. The information in this report and the exhibit at…

in the Original Form 8-K is filed as Exhibit 99.3 to this Current Report on Form 8-K/A and incorporated by reference herein. (d) Exhibits: Exhibit No. Description 23.1 Consent of Anderson Anderson & Brown Audit LLP. 99.1 Audited Consolidated Financial Statements of Casing Technologies Group Limited as of and for the year ended December 31, 2023. 99.2 Unaudited Pro Forma Condensed Combined Financial Information of the Company 104 Cover Page Interactive Data File (embedded within the Inline XBR…

Results of Operations and Financial Condition On May 9, 2024, Drilling Tools International Corporation (the “Company”) issued a press release announcing the Company’s financial and operating results for the first quarter ended March 31, 2024. A copy of the press release is furnished as Exhibit 99.1 hereto and incorporated herein by reference. The information in this report and the exhibits attached hereto shall not be deemed to be “filed” for purposes of the Securities Exchange Act of 1934 (t…

Results of Operations and Financial Condition On March 27, 2024, Drilling Tools International Corporation (the “Company”) issued a press release announcing the Company’s financial and operating results for the fourth quarter and fiscal year ended December 31, 2023. A copy of the press release is furnished as Exhibit 99.1 hereto and incorporated herein by reference. The information in this report and the exhibits attached hereto shall not be deemed to be “filed” for purposes of the Securities…

Completion of Acquisition or Disposition of Assets. On March 15, 2024, Drilling Tools International, Inc. (“ Drilling Tools International ”), a Louisiana corporation and wholly owned subsidiary of Drilling Tools International Corporation (the “ Company ”), entered into a Share Purchase Agreement (the “ Share Purchase Agreement ”) with Casing Technologies Group Limited (“ CTG ”), certain shareholders of Deep Casing party thereto, and Gregory John Herrera, solely in his capacity as Seller Repre…

Creation of a Direct Financial Obligation or an Obligation Under an Off-Balance Sheet Arrangement of a Registrant. The information set forth in

Entry into a Material Definitive Agreement. Credit Agreement & Refinancing On March 15, 2024, Drilling Tools International Corporation (the “ Company ”) refinanced its revolving credit facility (the “ Refinancing ”) by entering into a Second Amended and Restated Revolving Credit, Term Loan and Security and Guaranty Agreement (the “ Credit Facility ”) with certain of the Company’s subsidiaries and PNC Bank, National Association as lender and as agent (“ PNC ”). Pursuant to the terms of the Cre…

Amended and restated employment agreements for key executives were signed, including salary increases and enhanced severance benefits.